Actually it's Peter Mayhew's birthday, he's 67.  His most notable role is that of Chewbacca in the "Star Wars" movies.  George Luca says one of the reason he chose, Mayhew was his seven foot tall stature.  Check out the many moods of Chewbacca.

Here is a photo of Mayhew from his facebook page, he kind of looks the part doesn't he?

The story goes that Lucas got the idea for Chewbacca after seeing his dog, an Alaskan Malamute sitting int he front seat of his car.  Learn more behind the legend here.